Service Oriented Architecture (SOA)

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What is the main concept behind Service-oriented architecture (SOA)?

Creating monolithic software applications

Restricting services to communicate within the same application

Designing software applications as a collection of loosely coupled services (correct)

Using proprietary communication standards for services

How are services organized in Service-oriented architecture (SOA)?

Into independent units called services (correct)

Into monolithic blocks of code

Into complex and interdependent modules

Into isolated silos of functionality

What is the role of public standards in Service-oriented architecture (SOA)?

Creating barriers for service interoperability

Ensuring smooth communication between services (correct)

Limiting access to services over a network

Encouraging proprietary communication protocols

Why are quality of service, security, and performance specified in Service-oriented architecture (SOA)?

To define the level of service that users can expect Signup and view all the answers

What does the software infrastructure do in Service-oriented architecture (SOA)?

Manages all the services Signup and view all the answers

Why are services cataloged and discoverable in Service-oriented architecture (SOA)?

To make them easy to find Signup and view all the answers

What does the policy of 'Single-point entry of unique data' aim to achieve?

Minimize data correction needs by ensuring consistent data entry. Signup and view all the answers

What is the purpose of 'Enterprise certification of all data definitions'?

Standardize how data is defined across the organization. Signup and view all the answers

Why does 'Data stewardship define data custodians'?

Ensure accountability for data accuracy and quality. Signup and view all the answers

What is the goal of 'Zero defects at point of entry' policy?

Aim for perfect data entry from the start. Signup and view all the answers

Why does the policy advocate 'Data aggregates from source data, not reports'?

Avoid introduction of errors through report summarization or manipulation. Signup and view all the answers

'Information is a strategic asset' principle emphasizes:

The importance of information for organizational success. Signup and view all the answers

Which department is responsible for planning and managing computing resources such as CPU, memory, and storage?

Resource Planning Signup and view all the answers

What is the primary responsibility of the Control & Quality department?

Ensuring computing services meet user needs and are delivered reliably and securely Signup and view all the answers

Which department is responsible for provisioning and configuring computing services for users?

Configuration Services Signup and view all the answers

What is the primary responsibility of the Financial Management department?

Managing the financial aspects of computing services, such as budgeting, costing, and billing Signup and view all the answers

Which of the following is a benefit of a well-organized computing services department?

Enhanced security Signup and view all the answers

How can a well-organized computing services department help an organization?

By improving efficiency and reducing costs Signup and view all the answers

What is the primary role of Management Services?

To create, register, and monitor data services Signup and view all the answers

How do Collaboration Services enable data services?

By allowing data services to share data and functionality Signup and view all the answers

What is the purpose of Interoperability Services?

To ensure data can be exchanged between different systems Signup and view all the answers

Which service is analogous to a library using a Dewey Decimal Classification system?

Semantic Services Signup and view all the answers

What is the purpose of data interoperability policies?

To ensure data can be exchanged and used effectively Signup and view all the answers

How are data treated in the 'Data are an enterprise resource' policy?

As a valuable asset of the organization Signup and view all the answers

According to the principles discussed, which statement is true?

Data and applications should be designed independently for greater flexibility. Signup and view all the answers

The principle of 'Interfaces must be independent of implementation' promotes which concept?

Loose coupling between applications and services. Signup and view all the answers

According to the principles, who should define the semantics and syntax of data?

A group of people with a shared interest in using the data. Signup and view all the answers

Which characteristic is emphasized by the principle 'Data must be understandable and trusted'?

Data quality, including accuracy, completeness, and reliability. Signup and view all the answers

Which department is responsible for the physical infrastructure that supports computing services?

Computing Facilities Signup and view all the answers

According to the principles, which statement is false?

Applications can interact with services through proprietary interfaces. Signup and view all the answers